Microorganisms Flashcards
what are the three forms of life
bacteria
fungus
viruses
what is the first stain ordered almost always
gram stain
what is an acid fast bacteria (AFB) stain used for
classifies bacilli into acid-fast and non-acid fast bacilli
which stain should be used to differentiate M. tuberculosis and M. leprae
acid fast bacteria (AFB)
what is this stain and what does it show
stain: acid fast bacteria (AFB)
positive for: TB
what is another stain used for TB
auramine-rhodamine fluorescent technique
what is this stain and what does it show
stain: auramine-rhodamine fluorescent
positive for: TB
define mycosis
disease produced by fungus
which two stains should be used to detect fungus
GMS silver stains and periodic acid Schiff stains (PAS)
what is a GMS stain used for
fungus
what is this stain and what does it show
stain: GMS silver stain
positive for: Fungus
what is this stain and what does it show
stain: GMS silver stain
positive for: mycelia (fungal ball)
what is this stain and what does it show
stain: PAS
positive for: aspergillus (fungus)
what stain is this and what does it show
stain: PAS
positive for: fungus
what stain is this and what does it show
stain: GMS
positive for: PCP